Fix Funnelweb space click.

Author: GoogleFrog

LuaUI/Widgets/gui_contextmenu.lua

@@ -497,7 +497,7 @@ local function weapons2Table(cells, ws, unitID)
 		end
 		cells[#cells+1] = ' - Regen cost:'
 		cells[#cells+1] = drain .. " E/s"
-		local rechargeDelay = wd.shieldrechargedelay or wd.customParams.shield_recharge_delay
+		local rechargeDelay = wd.shieldrechargedelay or tonumber(wd.customParams.shield_recharge_delay)
 		if rechargeDelay and rechargeDelay > 0 then
 			cells[#cells+1] = ' - Regen delay:'
 			cells[#cells+1] = numformat(rechargeDelay) .. " s"